iwlwifi: mvm: Update MAC context filter flags
1. For P2P Device filter in only probe requests.
2. For station mode filter in all group cast frames,
and in addition beacons as long as we are not associated.
3. For AP/GO filter in all group cast and in addition probe
requests.
Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
index 3a136c1..a993f6c 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
@@ -651,6 +651,13 @@
/* Fill the common data for all mac context types */
iwl_mvm_mac_ctxt_cmd_common(mvm, vif, &cmd, action);
+ /* Allow beacons to pass through as long as we are not associated,or we
+ * do not have dtim period information */
+ if (!vif->bss_conf.assoc || !vif->bss_conf.dtim_period)
+ cmd.filter_flags |= cpu_to_le32(MAC_FILTER_IN_BEACON);
+ else
+ cmd.filter_flags &= ~cpu_to_le32(MAC_FILTER_IN_BEACON);
+
/* Fill the data specific for station mode */
iwl_mvm_mac_ctxt_cmd_fill_sta(mvm, vif, &cmd.sta);
@@ -714,7 +721,9 @@
iwl_mvm_mac_ctxt_cmd_common(mvm, vif, &cmd, action);
cmd.protection_flags |= cpu_to_le32(MAC_PROT_FLG_TGG_PROTECT);
- cmd.filter_flags |= cpu_to_le32(MAC_FILTER_IN_PROMISC);
+
+ /* Override the filter flags to accept only probe requests */
+ cmd.filter_flags = cpu_to_le32(MAC_FILTER_IN_PROBE_REQUEST);
/*
* This flag should be set to true when the P2P Device is
@@ -881,6 +890,9 @@
/* Fill the common data for all mac context types */
iwl_mvm_mac_ctxt_cmd_common(mvm, vif, &cmd, action);
+ /* Also enable probe requests to pass */
+ cmd.filter_flags |= cpu_to_le32(MAC_FILTER_IN_PROBE_REQUEST);
+
/* Fill the data specific for ap mode */
iwl_mvm_mac_ctxt_cmd_fill_ap(mvm, vif, &cmd.ap);
